______his return from Japan, Professor Li went directly to his laboratory and started working with his colleagues.

admin2014-06-13  48

问题 ______his return from Japan, Professor Li went directly to his laboratory and started working with his colleagues.

选项 A、Upon
B、At
C、Within
D、Over

答案A

解析 本句意为“李教授一从日本回国就立刻进入实验室开始与同事们一起工作”。“upon(on)+表示行为的名词”相当于as soon as引导的时间状语从句。
转载请注明原文地址:https://jikaoti.com/ti/8CYRFFFM
0

最新回复(0)